QUESTION 2 We need to use a t-distribution when we don't have what information? O Mean of the sampling distribution Degrees of Freedom O Standard deviation of the sample Standard deviation of the population

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2. We need to use a t-distribution when we don't have what information? Select all that apply. 

QUESTION 2
We need to use a t-distribution when we don't have what information?
Mean of the sampling distribution
Degrees of Freedom
OStandard deviation of the sample
Standard deviation of the population
Transcribed Image Text:QUESTION 2 We need to use a t-distribution when we don't have what information? Mean of the sampling distribution Degrees of Freedom OStandard deviation of the sample Standard deviation of the population
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